Assignee

NICHIGI ENGINEERING CO LTD

US·2 granted patents·37 citations·filing 1999–2000

Technology mixA01G1 A47G1 E04H1 F16K1 G05G1 Y10T1

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2 records

0180US6253391B1Safety system at a discharge port in a poolNICHIGI ENGINEERING CO LTD·Filed 2000·Granted Jul 3, 2001·24 cites·9 claims
0248US6311714B1Seismic detecting shut-down valve deviceNICHIGI ENGINEERING CO LTD·Filed 1999·Granted Nov 6, 2001·13 cites·9 claims

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